Ivanova, M. and Ivanov, D. (2021) “Clinical practice guideline on management of older patients with chronic kidney disease stage 3b or higher (eGFR < 45 ml/min/1.73 m2) European renal best practice”, KIDNEYS, 6(2), pp. 112–114. doi: 10.22141/2307-1257.6.2.2017.102790.